As reported
Other over In-Flight (Between Tn And Ca)
A witness account on file, unevaluated. Most of the archive rests here, and honestly so.
The report, as filed
Black object moving very fast seen from commercial airline flight, which disappeared when witness briefly looked away.
Held as-reported from National UFO Reporting Center. Witness text is preserved verbatim, including its spelling; nothing is edited beyond formatting.